has a SelectedValue which is invalid because it does not exist in the list of items

<asp:DropDownList ID="ddlDischargeReason" runat="server" DataSourceID="sqlDischargeReasonEdit" DataTextField="DischargeReason" DataValueField="DischargeReasonID" Height="24px" Width="151px" SelectedIndex='<%# Eval("DischargeReason") %>' SelectedValue='<%# Bind("DischargeReason") %>'> <asp:ListItem Text="" Value="" Selected="True" /> </asp:DropDownList>
I am so sick of this error!!! 
I have checked the database to see if there is anything in the cell that is being called that is invalid. It's null.  It's format in the database is set to int and is set a ...